1. Reduce paper usage: Use digital documents and communication when possible, and print only when necessary. 2. Implement a recycling program: Recycle paper, plastic, and other materials. 3. Use energy-efficient equipment: Choose efficient lighting, appliances, and other equipment. 4. Invest in renewable energy: Consider investing in renewable energy sources such as solar, wind, and geothermal. 5. Utilize natural lighting: Take advantage of natural sunlight to reduce energy use.